This is the formula for integer division (for dividing x by y) with rounding up (from here):
q = (x + y - 1) / y;
y is called the denominator.
Is there any widely accepted term for y - 1 in this formula?
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sharptooth
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what about subtraction?... denominator subtract one. – dan richardson Aug 05 '15 at 09:09
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You might try asking on math.SE. – Peter Cordes Aug 09 '15 at 09:49